
<!--创建"用订单id获得此订单商品数"标签-->
<#assign orderDetailGoodsNumTag = newTag("orderDetailGoodsNumTag")>
<!--调用“用订单id获得此订单商品数”标签-->
<#assign orderDetailGoodsNum = orderDetailGoodsNumTag("'orderid':'1'")>
订单下的商品数： ${orderDetailGoodsNum};